Add Yahoo as a preferred source to see more of our stories on Google. Experts say you shouldn't be concerned if you notice your knees crackling or popping as you get up from low positions. Oleg ...

If your knees crack when you walk or run, don't be too worried, an expert says. "Knee cracking could mean lots of things," said Harshvardhan Singh, assistant professor in the department of physical ...

Internal medicine and rheumatology specialist Siobhan Deshauer, MD, looks at knee issues and what they say about overall health. Following is a partial transcript of the video (note that errors are ...